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Windows Engineer III

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: IPSECURE, INC.
Full Time position
Listed on 2026-07-29
Job specializations:
  • IT/Tech
    Windows Server, Systems Engineer, Cybersecurity, Disaster Recovery IT
Salary/Wage Range or Industry Benchmark: 150000 - 190000 USD Yearly USD 150000.00 190000.00 YEAR
Job Description & How to Apply Below

Windows Engineer III – TS/SCI Clearance Required – JBSA Lackland
- San Antonio, TX

The Windows Engineer III serves as the senior Windows infrastructure engineer responsible for the design, implementation, administration, sustainment, and modernization of Microsoft Windows Server environments supporting the Department of the Air Force's Defensive Cyberspace Operations Weapon Systems. The position ensures secure, highly available, and resilient enterprise Windows infrastructure supporting 24x7 cyber operations while maintaining compliance with DoD cybersecurity requirements, RMF, and DISA STIGs.

Job Responsibilities
  • Design, implement, configure, and maintain enterprise Microsoft Windows Server environments.
  • Administer Active Directory, DNS, DHCP, Group Policy, and Microsoft infrastructure services.
  • Support operating system deployments, migrations, upgrades, and technology refresh initiatives.
  • Integrate Windows infrastructure with virtualization, storage, and cloud environments.
  • Administer Windows Server operating systems across multiple security enclaves.
  • Manage enterprise authentication, file, print, and certificate services.
  • Perform capacity planning, performance tuning, backup, and disaster recovery.
  • Implement DISA STIG-compliant configurations.
  • Support RMF, A&A, vulnerability remediation, POA&M activities, and audit readiness.
  • Apply security patches and maintain secure baselines.
  • Provide Tier III engineering support for enterprise Windows infrastructure.
  • Respond to outages and infrastructure failures.
  • Support maintenance windows, COOP testing, and mission travel.
  • Develop automation using Power Shell and Desired State Configuration (DSC).
  • Support infrastructure automation, Checklist-as-Code, and modernization initiatives.
Basic Qualifications

Security Clearance: Active TS/SCI

Education: Bachelor's degree in Computer Science, Information Technology, Cybersecurity, Computer Engineering, or related technical discipline. Equivalent experience may be substituted.

Certification: CASP+, CCNP Security, CCSP, GCIA, GCED, GCIH, or Microsoft Certified Solutions Expert (MCSE) (or equivalent Microsoft enterprise certification)

Experience:

  • Minimum of 8 years of enterprise Windows Server engineering experience.
  • Experience supporting DoD, Federal, or large enterprise environments.
  • Experience with Windows Server, Active Directory, Group Policy, DNS/DHCP, Power Shell, VMware integration, backup and recovery, and enterprise patch management.
Preferred Qualifications
  • Experience engineering and sustaining Microsoft Windows Server infrastructure supporting Department of the Air Force DCO systems or comparable 24x7 DoD mission environments.
  • Advanced expertise with Active Directory, Group Policy, DNS, DHCP, certificate services, VMware integration, enterprise patch management, backup and recovery, and disaster-recovery planning.
  • Demonstrated experience automating Windows infrastructure provisioning, configuration management, and security compliance using Power Shell, Desired State Configuration, Infrastructure-as-Code, and Checklist-as-Code methodologies.

Medical, Dental, Vision, Unlimited Vacation, Sick Leave, Paid Federal Holidays, Education and Certification Reimbursement Program, 401(k) retirement plan with safe harbor employer match after 3 months, Prepaid Legal Plan and Identity Protection Plan available, Accident Insurance, Critical Illness Insurance, and Hospital Indemnity Insurance available.

EEOC Statement

IPSecure does not discriminate based on race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

IPSecure is an Equal Opportunity Affimative Action Employer. EOE, Minorities, Females, Vet, Disabled, Sexual Orientation, Gender Identity or any other protected class. All qualified job seekers are encouraged to apply. IPSecure is committed to America's veterans by providing opportunities for them to continue contributing after service to our nation. We also work to provide reasonable accommodations to individuals with disabilities.

EEO Is The Law

Disability Accessibility Accommodation

If you have a disability and require assistance with our online application process, please tell us how we can help.

E-mail  or call .

Note:

Pay Transparency
- The company will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant.

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